PT-2008-6130 · Fwbuilder · Fwbuilder

Christian Hoffmann · Published 2008-11-05 · Updated 2009-07-20 · CVE-2008-4956

Positive Technologies (AI Summary)

CVSS v2.0

6.9

Medium

Base vector

AV:L/AC:M/Au:N/C:C/I:C/A:C

Name of the Vulnerable Software and Affected Versions fwbuilder version 2.1.19

Description The issue allows local users to overwrite arbitrary files via a symlink attack on a temporary file, specifically targeting the /tmp/ssh-agent file through the fwb install component.

Recommendations For fwbuilder version 2.1.19, consider restricting access to the fwb install component until a patch is available, and avoid using the /tmp/ssh-agent temporary file to minimize the risk of exploitation. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Link Following

Weakness Enumeration

CWE-59

Related Identifiers

CVE-2008-4956

Affected Products

Fwbuilder

References · 9

• 🔥 http://dev.gentoo.org/~rbu/security/debiantemp/fwbuilder · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2008-4956 · Security Note
• https://osv.dev/vulnerability/DEBIAN-CVE-2008-4956 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2008-4956 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2008-4956 · Vendor Advisory
• https://bugs.gentoo.org/show_bug.cgi?id=235770 · Note
• http://openwall.com/lists/oss-security/2008/10/30/2 · Note
• http://bugs.debian.org/496406 · Note
• https://bugs.gentoo.org/show_bug.cgi?id=235809 · Note